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Tutorial 1 updated. Execution time camera switching implemented.
authorAlexander Smorkalov <alexander.smorkalov@itseez.com>
Fri, 26 Oct 2012 09:27:42 +0000 (13:27 +0400)
committerAlexander Smorkalov <alexander.smorkalov@itseez.com>
Fri, 26 Oct 2012 09:30:20 +0000 (13:30 +0400)
Some unification done to simplify camera switching.

modules/java/generator/src/java/android+CameraBridgeViewBase.java patch | blob | history
samples/android/15-puzzle/src/org/opencv/samples/puzzle15/Puzzle15Activity.java patch | blob | history
samples/android/color-blob-detection/src/org/opencv/samples/colorblobdetect/ColorBlobDetectionActivity.java patch | blob | history
samples/android/face-detection/src/org/opencv/samples/fd/FdActivity.java patch | blob | history
samples/android/image-manipulations/src/org/opencv/samples/imagemanipulations/ImageManipulationsActivity.java patch | blob | history
samples/android/tutorial-1-addopencv/res/layout/tutorial1_surface_view.xml patch | blob | history
samples/android/tutorial-1-addopencv/src/org/opencv/samples/tutorial1/Sample1Java.java patch | blob | history
samples/android/tutorial-2-opencvcamera/src/org/opencv/samples/tutorial2/Sample2NativeCamera.java patch | blob | history
samples/android/tutorial-3-native/src/org/opencv/samples/tutorial3/Sample3Native.java patch | blob | history
samples/android/tutorial-4-mixed/src/org/opencv/samples/tutorial4/Sample4Mixed.java patch | blob | history

diff --git a/modules/java/generator/src/java/android+CameraBridgeViewBase.java b/modules/java/generator/src/java/android+CameraBridgeViewBase.java
index 444e4fa..1231eeb 100644 (file)
--- a/modules/java/generator/src/java/android+CameraBridgeViewBase.java
+++ b/modules/java/generator/src/java/android+CameraBridgeViewBase.java
@@ -85,6 +85,7 @@ public abstract class CameraBridgeViewBase extends SurfaceView implements Surfac
     private Object mSyncObject = new Object();
 
     public void surfaceChanged(SurfaceHolder arg0, int arg1, int arg2, int arg3) {
+        Log.d(TAG, "call surfaceChanged event");
         synchronized(mSyncObject) {
             if (!mSurfaceExist) {
                 mSurfaceExist = true;
@@ -163,7 +164,7 @@ public abstract class CameraBridgeViewBase extends SurfaceView implements Surfac
     private void checkCurrentState() {
         int targetState;
 
-        if (mEnabled && mSurfaceExist) {
+        if (mEnabled && mSurfaceExist && getVisibility() == VISIBLE) {
             targetState = STARTED;
         } else {
             targetState = STOPPED;
diff --git a/samples/android/15-puzzle/src/org/opencv/samples/puzzle15/Puzzle15Activity.java b/samples/android/15-puzzle/src/org/opencv/samples/puzzle15/Puzzle15Activity.java
index cf2e53c..c6cb1a1 100644 (file)
--- a/samples/android/15-puzzle/src/org/opencv/samples/puzzle15/Puzzle15Activity.java
+++ b/samples/android/15-puzzle/src/org/opencv/samples/puzzle15/Puzzle15Activity.java
@@ -4,8 +4,8 @@ import org.opencv.android.BaseLoaderCallback;
 import org.opencv.android.LoaderCallbackInterface;
 import org.opencv.android.OpenCVLoader;
 import org.opencv.core.Mat;
+import org.opencv.android.CameraBridgeViewBase;
 import org.opencv.android.CameraBridgeViewBase.CvCameraViewListener;
-import org.opencv.android.JavaCameraView;
 
 import android.os.Bundle;
 import android.app.Activity;
@@ -18,13 +18,13 @@ import android.view.View;
 
 public class Puzzle15Activity extends Activity implements CvCameraViewListener, View.OnTouchListener {
 
-    private static final String TAG = "Sample::Puzzle15::Activity";
+    private static final String  TAG = "Sample::Puzzle15::Activity";
 
-    private JavaCameraView mOpenCvCameraView;
-    private Puzzle15Processor mPuzzle15;
+    private CameraBridgeViewBase mOpenCvCameraView;
+    private Puzzle15Processor    mPuzzle15;
 
-    private int mGameWidth;
-    private int mGameHeight;
+    private int                  mGameWidth;
+    private int                  mGameHeight;
 
     private BaseLoaderCallback mLoaderCallback = new BaseLoaderCallback(this) {
 
@@ -54,7 +54,7 @@ public class Puzzle15Activity extends Activity implements CvCameraViewListener,
 
         setContentView(R.layout.activity_puzzle15);
 
-        mOpenCvCameraView = (JavaCameraView) findViewById(R.id.puzzle_activity_surface_view);
+        mOpenCvCameraView = (CameraBridgeViewBase) findViewById(R.id.puzzle_activity_surface_view);
         mOpenCvCameraView.setCvCameraViewListener(this);
         mPuzzle15 = new Puzzle15Processor();
         mPuzzle15.prepareNewGame();
diff --git a/samples/android/color-blob-detection/src/org/opencv/samples/colorblobdetect/ColorBlobDetectionActivity.java b/samples/android/color-blob-detection/src/org/opencv/samples/colorblobdetect/ColorBlobDetectionActivity.java
index 1555aca..be736b9 100644 (file)
--- a/samples/android/color-blob-detection/src/org/opencv/samples/colorblobdetect/ColorBlobDetectionActivity.java
+++ b/samples/android/color-blob-detection/src/org/opencv/samples/colorblobdetect/ColorBlobDetectionActivity.java
@@ -12,8 +12,8 @@ import org.opencv.core.MatOfPoint;
 import org.opencv.core.Rect;
 import org.opencv.core.Scalar;
 import org.opencv.core.Size;
+import org.opencv.android.CameraBridgeViewBase;
 import org.opencv.android.CameraBridgeViewBase.CvCameraViewListener;
-import org.opencv.android.JavaCameraView;
 import org.opencv.imgproc.Imgproc;
 
 import android.app.Activity;
@@ -26,9 +26,9 @@ import android.view.WindowManager;
 import android.view.View.OnTouchListener;
 
 public class ColorBlobDetectionActivity extends Activity implements OnTouchListener, CvCameraViewListener {
-    private static final String  TAG                 = "OCVSample::Activity";
+    private static final String  TAG              = "OCVSample::Activity";
 
-    private boolean              mIsColorSelected    = false;
+    private boolean              mIsColorSelected = false;
     private Mat                  mRgba;
     private Scalar               mBlobColorRgba;
     private Scalar               mBlobColorHsv;
@@ -37,7 +37,7 @@ public class ColorBlobDetectionActivity extends Activity implements OnTouchListe
     private Size                 SPECTRUM_SIZE;
     private Scalar               CONTOUR_COLOR;
 
-    private JavaCameraView mOpenCvCameraView;
+    private CameraBridgeViewBase mOpenCvCameraView;
 
     private BaseLoaderCallback  mLoaderCallback = new BaseLoaderCallback(this) {
         @Override
@@ -71,7 +71,7 @@ public class ColorBlobDetectionActivity extends Activity implements OnTouchListe
 
         setContentView(R.layout.color_blob_detection_surface_view);
 
-        mOpenCvCameraView = (JavaCameraView)findViewById(R.id.color_blob_detection_activity_surface_view);
+        mOpenCvCameraView = (CameraBridgeViewBase) findViewById(R.id.color_blob_detection_activity_surface_view);
         mOpenCvCameraView.setCvCameraViewListener(this);
     }
 
diff --git a/samples/android/face-detection/src/org/opencv/samples/fd/FdActivity.java b/samples/android/face-detection/src/org/opencv/samples/fd/FdActivity.java
index e68989c..0bb4978 100644 (file)
--- a/samples/android/face-detection/src/org/opencv/samples/fd/FdActivity.java
+++ b/samples/android/face-detection/src/org/opencv/samples/fd/FdActivity.java
@@ -14,7 +14,7 @@ import org.opencv.core.MatOfRect;
 import org.opencv.core.Rect;
 import org.opencv.core.Scalar;
 import org.opencv.core.Size;
-import org.opencv.android.JavaCameraView;
+import org.opencv.android.CameraBridgeViewBase;
 import org.opencv.android.CameraBridgeViewBase.CvCameraViewListener;
 import org.opencv.imgproc.Imgproc;
 import org.opencv.objdetect.CascadeClassifier;
@@ -53,7 +53,7 @@ public class FdActivity extends Activity implements CvCameraViewListener {
     private float                  mRelativeFaceSize   = 0;
     private int                    mAbsoluteFaceSize   = 0;
 
-    private JavaCameraView         mOpenCvCameraView;
+    private CameraBridgeViewBase   mOpenCvCameraView;
 
     private BaseLoaderCallback  mLoaderCallback = new BaseLoaderCallback(this) {
         @Override
@@ -125,7 +125,7 @@ public class FdActivity extends Activity implements CvCameraViewListener {
 
         setContentView(R.layout.face_detect_surface_view);
 
-        mOpenCvCameraView = (JavaCameraView)findViewById(R.id.fd_activity_surface_view);
+        mOpenCvCameraView = (CameraBridgeViewBase) findViewById(R.id.fd_activity_surface_view);
         mOpenCvCameraView.setCvCameraViewListener(this);
     }
 
diff --git a/samples/android/image-manipulations/src/org/opencv/samples/imagemanipulations/ImageManipulationsActivity.java b/samples/android/image-manipulations/src/org/opencv/samples/imagemanipulations/ImageManipulationsActivity.java
index b26145c..569de5d 100644 (file)
--- a/samples/android/image-manipulations/src/org/opencv/samples/imagemanipulations/ImageManipulationsActivity.java
+++ b/samples/android/image-manipulations/src/org/opencv/samples/imagemanipulations/ImageManipulationsActivity.java
@@ -13,7 +13,7 @@ import org.opencv.core.MatOfInt;
 import org.opencv.core.Point;
 import org.opencv.core.Scalar;
 import org.opencv.core.Size;
-import org.opencv.android.JavaCameraView;
+import org.opencv.android.CameraBridgeViewBase;
 import org.opencv.android.CameraBridgeViewBase.CvCameraViewListener;
 import org.opencv.imgproc.Imgproc;
 
@@ -45,7 +45,7 @@ public class ImageManipulationsActivity extends Activity implements CvCameraView
     private MenuItem             mItemPreviewZoom;
     private MenuItem             mItemPreviewPixelize;
     private MenuItem             mItemPreviewPosterize;
-    private JavaCameraView       mOpenCvCameraView;
+    private CameraBridgeViewBase mOpenCvCameraView;
 
     private Size                 mSize0;
     private Size                 mSizeRgba;
@@ -106,7 +106,7 @@ public class ImageManipulationsActivity extends Activity implements CvCameraView
 
         setContentView(R.layout.image_manipulations_surface_view);
 
-        mOpenCvCameraView = (JavaCameraView)findViewById(R.id.image_manipulations_activity_surface_view);
+        mOpenCvCameraView = (CameraBridgeViewBase) findViewById(R.id.image_manipulations_activity_surface_view);
         mOpenCvCameraView.setCvCameraViewListener(this);
     }
 
diff --git a/samples/android/tutorial-1-addopencv/res/layout/tutorial1_surface_view.xml b/samples/android/tutorial-1-addopencv/res/layout/tutorial1_surface_view.xml
index 52a7332..844fcab 100644 (file)
--- a/samples/android/tutorial-1-addopencv/res/layout/tutorial1_surface_view.xml
+++ b/samples/android/tutorial-1-addopencv/res/layout/tutorial1_surface_view.xml
@@ -6,6 +6,13 @@
     <org.opencv.android.JavaCameraView
         android:layout_width="fill_parent"
         android:layout_height="fill_parent"
-        android:id="@+id/tutorial1_activity_surface_view" />
+        android:visibility="gone"
+        android:id="@+id/tutorial1_activity_java_surface_view" />
+
+    <org.opencv.android.NativeCameraView
+        android:layout_width="fill_parent"
+        android:layout_height="fill_parent"
+        android:visibility="gone"
+        android:id="@+id/tutorial1_activity_native_surface_view" />
 
 </LinearLayout>
diff --git a/samples/android/tutorial-1-addopencv/src/org/opencv/samples/tutorial1/Sample1Java.java b/samples/android/tutorial-1-addopencv/src/org/opencv/samples/tutorial1/Sample1Java.java
index 0af6f5f..beb368f 100644 (file)
--- a/samples/android/tutorial-1-addopencv/src/org/opencv/samples/tutorial1/Sample1Java.java
+++ b/samples/android/tutorial-1-addopencv/src/org/opencv/samples/tutorial1/Sample1Java.java
@@ -4,19 +4,25 @@ import org.opencv.android.BaseLoaderCallback;
 import org.opencv.android.LoaderCallbackInterface;
 import org.opencv.android.OpenCVLoader;
 import org.opencv.core.Mat;
+import org.opencv.android.CameraBridgeViewBase;
 import org.opencv.android.CameraBridgeViewBase.CvCameraViewListener;
-import org.opencv.android.JavaCameraView;
 
 import android.app.Activity;
 import android.os.Bundle;
 import android.util.Log;
+import android.view.Menu;
+import android.view.MenuItem;
+import android.view.SurfaceView;
 import android.view.Window;
 import android.view.WindowManager;
+import android.widget.Toast;
 
 public class Sample1Java extends Activity implements CvCameraViewListener {
     private static final String TAG = "OCVSample::Activity";
 
-    private JavaCameraView mOpenCvCameraView;
+    private CameraBridgeViewBase mOpenCvCameraView;
+    private boolean              mIsJavaCamera = true;
+    private MenuItem             mItemSwitchCamera = null;
 
     private BaseLoaderCallback mLoaderCallback = new BaseLoaderCallback(this) {
         @Override
@@ -49,7 +55,13 @@ public class Sample1Java extends Activity implements CvCameraViewListener {
 
         setContentView(R.layout.tutorial1_surface_view);
 
-        mOpenCvCameraView = (JavaCameraView)findViewById(R.id.tutorial1_activity_surface_view);
+        if (mIsJavaCamera)
+            mOpenCvCameraView = (CameraBridgeViewBase) findViewById(R.id.tutorial1_activity_java_surface_view);
+        else
+            mOpenCvCameraView = (CameraBridgeViewBase) findViewById(R.id.tutorial1_activity_native_surface_view);
+
+        mOpenCvCameraView.setVisibility(SurfaceView.VISIBLE);
+
         mOpenCvCameraView.setCvCameraViewListener(this);
     }
 
@@ -72,6 +84,40 @@ public class Sample1Java extends Activity implements CvCameraViewListener {
         mOpenCvCameraView.disableView();
     }
 
+    @Override
+    public boolean onCreateOptionsMenu(Menu menu) {
+        Log.i(TAG, "called onCreateOptionsMenu");
+        mItemSwitchCamera = menu.add("Switch camera");
+        return true;
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        String toastMesage = new String();
+        Log.i(TAG, "called onOptionsItemSelected; selected item: " + item);
+
+        if (item == mItemSwitchCamera) {
+            mOpenCvCameraView.setVisibility(SurfaceView.GONE);
+            mIsJavaCamera = !mIsJavaCamera;
+
+            if (mIsJavaCamera) {
+                mOpenCvCameraView = (CameraBridgeViewBase) findViewById(R.id.tutorial1_activity_java_surface_view);
+                toastMesage = "Java Camera";
+            } else {
+                mOpenCvCameraView = (CameraBridgeViewBase) findViewById(R.id.tutorial1_activity_native_surface_view);
+                toastMesage = "Native Camera";
+            }
+
+            mOpenCvCameraView.setVisibility(SurfaceView.VISIBLE);
+            mOpenCvCameraView.setCvCameraViewListener(this);
+            mOpenCvCameraView.enableView();
+            Toast toast = Toast.makeText(this, toastMesage, Toast.LENGTH_LONG);
+            toast.show();
+        }
+
+        return true;
+    }
+
     public void onCameraViewStarted(int width, int height) {
     }
 
diff --git a/samples/android/tutorial-2-opencvcamera/src/org/opencv/samples/tutorial2/Sample2NativeCamera.java b/samples/android/tutorial-2-opencvcamera/src/org/opencv/samples/tutorial2/Sample2NativeCamera.java
index ae6f433..8fbdeef 100644 (file)
--- a/samples/android/tutorial-2-opencvcamera/src/org/opencv/samples/tutorial2/Sample2NativeCamera.java
+++ b/samples/android/tutorial-2-opencvcamera/src/org/opencv/samples/tutorial2/Sample2NativeCamera.java
@@ -8,7 +8,7 @@ import org.opencv.core.CvType;
 import org.opencv.core.Mat;
 import org.opencv.core.Point;
 import org.opencv.core.Scalar;
-import org.opencv.android.NativeCameraView;
+import org.opencv.android.CameraBridgeViewBase;
 import org.opencv.android.CameraBridgeViewBase.CvCameraViewListener;
 import org.opencv.highgui.Highgui;
 import org.opencv.imgproc.Imgproc;
@@ -22,20 +22,20 @@ import android.view.Window;
 import android.view.WindowManager;
 
 public class Sample2NativeCamera extends Activity implements CvCameraViewListener {
-    private static final String TAG             = "OCVSample::Activity";
+    private static final String  TAG             = "OCVSample::Activity";
 
-    public static final int     VIEW_MODE_RGBA  = 0;
-    public static final int     VIEW_MODE_GRAY  = 1;
-    public static final int     VIEW_MODE_CANNY = 2;
+    public static final int      VIEW_MODE_RGBA  = 0;
+    public static final int      VIEW_MODE_GRAY  = 1;
+    public static final int      VIEW_MODE_CANNY = 2;
 
     private static int           viewMode       = VIEW_MODE_RGBA;
-    private MenuItem            mItemPreviewRGBA;
-    private MenuItem            mItemPreviewGray;
-    private MenuItem            mItemPreviewCanny;
-    private Mat                 mRgba;
-    private Mat                 mIntermediateMat;
+    private MenuItem             mItemPreviewRGBA;
+    private MenuItem             mItemPreviewGray;
+    private MenuItem             mItemPreviewCanny;
+    private Mat                  mRgba;
+    private Mat                  mIntermediateMat;
 
-    private NativeCameraView    mOpenCvCameraView;
+    private CameraBridgeViewBase mOpenCvCameraView;
 
     private BaseLoaderCallback  mLoaderCallback = new BaseLoaderCallback(this) {
         @Override
@@ -68,7 +68,7 @@ public class Sample2NativeCamera extends Activity implements CvCameraViewListene
 
         setContentView(R.layout.tutorial2_surface_view);
 
-        mOpenCvCameraView = (NativeCameraView)findViewById(R.id.tutorial2_activity_surface_view);
+        mOpenCvCameraView = (CameraBridgeViewBase) findViewById(R.id.tutorial2_activity_surface_view);
         mOpenCvCameraView.setCvCameraViewListener(this);
     }
 
diff --git a/samples/android/tutorial-3-native/src/org/opencv/samples/tutorial3/Sample3Native.java b/samples/android/tutorial-3-native/src/org/opencv/samples/tutorial3/Sample3Native.java
index 498f0d3..c216bea 100644 (file)
--- a/samples/android/tutorial-3-native/src/org/opencv/samples/tutorial3/Sample3Native.java
+++ b/samples/android/tutorial-3-native/src/org/opencv/samples/tutorial3/Sample3Native.java
@@ -5,7 +5,7 @@ import org.opencv.android.LoaderCallbackInterface;
 import org.opencv.android.OpenCVLoader;
 import org.opencv.core.CvType;
 import org.opencv.core.Mat;
-import org.opencv.android.JavaCameraView;
+import org.opencv.android.CameraBridgeViewBase;
 import org.opencv.android.CameraBridgeViewBase.CvCameraViewListener;
 import org.opencv.imgproc.Imgproc;
 
@@ -20,7 +20,7 @@ public class Sample3Native extends Activity implements CvCameraViewListener {
 
     private Mat                    mRgba;
     private Mat                    mGrayMat;
-    private JavaCameraView         mOpenCvCameraView;
+    private CameraBridgeViewBase   mOpenCvCameraView;
 
     private BaseLoaderCallback     mLoaderCallback = new BaseLoaderCallback(this) {
         @Override
@@ -57,7 +57,7 @@ public class Sample3Native extends Activity implements CvCameraViewListener {
 
         setContentView(R.layout.tutorial3_surface_view);
 
-        mOpenCvCameraView = (JavaCameraView)findViewById(R.id.tutorial4_activity_surface_view);
+        mOpenCvCameraView = (CameraBridgeViewBase) findViewById(R.id.tutorial4_activity_surface_view);
         mOpenCvCameraView.setCvCameraViewListener(this);
     }
 
diff --git a/samples/android/tutorial-4-mixed/src/org/opencv/samples/tutorial4/Sample4Mixed.java b/samples/android/tutorial-4-mixed/src/org/opencv/samples/tutorial4/Sample4Mixed.java
index fa61dc9..c9e745b 100644 (file)
--- a/samples/android/tutorial-4-mixed/src/org/opencv/samples/tutorial4/Sample4Mixed.java
+++ b/samples/android/tutorial-4-mixed/src/org/opencv/samples/tutorial4/Sample4Mixed.java
@@ -5,7 +5,7 @@ import org.opencv.android.LoaderCallbackInterface;
 import org.opencv.android.OpenCVLoader;
 import org.opencv.core.CvType;
 import org.opencv.core.Mat;
-import org.opencv.android.JavaCameraView;
+import org.opencv.android.CameraBridgeViewBase;
 import org.opencv.android.CameraBridgeViewBase.CvCameraViewListener;
 import org.opencv.highgui.Highgui;
 import org.opencv.imgproc.Imgproc;
@@ -19,7 +19,7 @@ import android.view.Window;
 import android.view.WindowManager;
 
 public class Sample4Mixed extends Activity implements CvCameraViewListener {
-    private static final String TAG = "OCVSample::Activity";
+    private static final String    TAG = "OCVSample::Activity";
 
     private static final int       VIEW_MODE_RGBA     = 0;
     private static final int       VIEW_MODE_GRAY     = 1;
@@ -36,7 +36,7 @@ public class Sample4Mixed extends Activity implements CvCameraViewListener {
     private MenuItem               mItemPreviewCanny;
     private MenuItem               mItemPreviewFeatures;
 
-    private JavaCameraView         mOpenCvCameraView;
+    private CameraBridgeViewBase   mOpenCvCameraView;
 
     private BaseLoaderCallback  mLoaderCallback = new BaseLoaderCallback(this) {
         @Override
@@ -73,7 +73,7 @@ public class Sample4Mixed extends Activity implements CvCameraViewListener {
 
         setContentView(R.layout.tutorial4_surface_view);
 
-        mOpenCvCameraView = (JavaCameraView)findViewById(R.id.tutorial4_activity_surface_view);
+        mOpenCvCameraView = (CameraBridgeViewBase) findViewById(R.id.tutorial4_activity_surface_view);
         mOpenCvCameraView.setCvCameraViewListener(this);
     }
 
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